2 * Copyright (C) 2010 Albert ARIBAUD <albert.aribaud@free.fr>
4 * Based on original Kirorion5x_ood support which is
6 * Marvell Semiconductor <www.marvell.com>
7 * Written-by: Prafulla Wadaskar <prafulla@marvell.com>
9 * See file CREDITS for list of people who contributed to this
12 * This program is free software; you can redistribute it and/or
13 * modify it under the terms of the GNU General Public License as
14 * published by the Free Software Foundation; either version 2 of
15 * the License, or (at your option) any later version.
17 * This program is distributed in the hope that it will be useful,
18 * but WITHOUT ANY WARRANTY; without even the implied warranty of
19 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
20 * GNU General Public License for more details.
22 * You should have received a copy of the GNU General Public License
23 * along with this program; if not, write to the Free Software
24 * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston,
28 #ifndef _ORION5X_CPU_H
29 #define _ORION5X_CPU_H
31 #include <asm/system.h>
35 #define ORION5X_CPU_WIN_CTRL_DATA(size, target, attr, en) (en | (target << 4) \
36 | (attr << 8) | (orion5x_winctrl_calcsize(size) << 16))
38 #define ORION5XGBE_PORT_SERIAL_CONTROL1_REG(_x) \
39 ((_x ? ORION5X_EGIGA0_BASE : ORION5X_EGIGA1_BASE) + 0x44c)
48 enum orion5x_cpu_winen {
53 enum orion5x_cpu_target {
54 ORION5X_TARGET_DRAM = 0,
55 ORION5X_TARGET_DEVICE = 1,
56 ORION5X_TARGET_PCI = 3,
57 ORION5X_TARGET_PCIE = 4,
58 ORION5X_TARGET_SASRAM = 9
61 enum orion5x_cpu_attrib {
62 ORION5X_ATTR_DRAM_CS0 = 0x0e,
63 ORION5X_ATTR_DRAM_CS1 = 0x0d,
64 ORION5X_ATTR_DRAM_CS2 = 0x0b,
65 ORION5X_ATTR_DRAM_CS3 = 0x07,
66 ORION5X_ATTR_PCI_MEM = 0x59,
67 ORION5X_ATTR_PCI_IO = 0x51,
68 ORION5X_ATTR_PCIE_MEM = 0x59,
69 ORION5X_ATTR_PCIE_IO = 0x51,
70 ORION5X_ATTR_SASRAM = 0x00,
71 ORION5X_ATTR_DEV_CS0 = 0x1e,
72 ORION5X_ATTR_DEV_CS1 = 0x1d,
73 ORION5X_ATTR_DEV_CS2 = 0x1b,
74 ORION5X_ATTR_BOOTROM = 0x0f
78 * Default Device Address MAP BAR values
80 #define ORION5X_DEFADR_PCIE_MEM 0x90000000
81 #define ORION5X_DEFADR_PCIE_MEM_REMAP_LO 0x90000000
82 #define ORION5X_DEFADR_PCIE_MEM_REMAP_HI 0
83 #define ORION5X_DEFSZ_PCIE_MEM (128*1024*1024)
85 #define ORION5X_DEFADR_PCIE_IO 0xf0000000
86 #define ORION5X_DEFADR_PCIE_IO_REMAP_LO 0x90000000
87 #define ORION5X_DEFADR_PCIE_IO_REMAP_HI 0
88 #define ORION5X_DEFSZ_PCIE_IO (64*1024)
90 #define ORION5X_DEFADR_PCI_MEM 0x98000000
91 #define ORION5X_DEFSZ_PCI_MEM (128*1024*1024)
93 #define ORION5X_DEFADR_PCI_IO 0xf0100000
94 #define ORION5X_DEFSZ_PCI_IO (64*1024)
96 #define ORION5X_DEFADR_DEV_CS0 0xfa000000
97 #define ORION5X_DEFSZ_DEV_CS0 (2*1024*1024)
99 #define ORION5X_DEFADR_DEV_CS1 0xf8000000
100 #define ORION5X_DEFSZ_DEV_CS1 (32*1024*1024)
102 #define ORION5X_DEFADR_DEV_CS2 0xfa800000
103 #define ORION5X_DEFSZ_DEV_CS2 (1*1024*1024)
105 #define ORION5X_DEFADR_BOOTROM 0xFFF80000
106 #define ORION5X_DEFSZ_BOOTROM (512*1024)
109 * PCIE registers are used for SoC device ID and revision
111 #define PCIE_DEV_ID_OFF (ORION5X_REG_PCIE_BASE + 0x0000)
112 #define PCIE_DEV_REV_OFF (ORION5X_REG_PCIE_BASE + 0x0008)
115 * The following definitions are intended for identifying
116 * the real device and revision on which u-boot is running
117 * even if it was compiled only for a specific one. Thus,
118 * these constants must not be considered chip-specific.
121 /* Orion-1 (88F5181) and Orion-VoIP (88F5181L) */
122 #define MV88F5181_DEV_ID 0x5181
123 #define MV88F5181_REV_B1 3
124 #define MV88F5181L_REV_A0 8
125 #define MV88F5181L_REV_A1 9
126 /* Orion-NAS (88F5182) */
127 #define MV88F5182_DEV_ID 0x5182
128 #define MV88F5182_REV_A2 2
129 /* Orion-2 (88F5281) */
130 #define MV88F5281_DEV_ID 0x5281
131 #define MV88F5281_REV_D0 4
132 #define MV88F5281_REV_D1 5
133 #define MV88F5281_REV_D2 6
134 /* Orion-1-90 (88F6183) */
135 #define MV88F6183_DEV_ID 0x6183
136 #define MV88F6183_REV_B0 3
139 * read feroceon core extra feature register
140 * using co-proc instruction
142 static inline unsigned int readfr_extra_feature_reg(void)
145 asm volatile ("mrc p15, 1, %0, c15, c1, 0 @ readfr exfr" : "=r"
151 * write feroceon core extra feature register
152 * using co-proc instruction
154 static inline void writefr_extra_feature_reg(unsigned int val)
156 asm volatile ("mcr p15, 1, %0, c15, c1, 0 @ writefr exfr" : : "r"
162 * AHB to Mbus Bridge Registers
163 * Source: 88F5182 User Manual, Appendix A, section A.4
164 * Note: only windows 0 and 1 have remap capability.
166 struct orion5x_win_registers {
174 * CPU control and status Registers
175 * Source: 88F5182 User Manual, Appendix A, section A.4
177 struct orion5x_cpu_registers {
178 u32 config; /*0x20100 */
179 u32 ctrl_stat; /*0x20104 */
180 u32 rstoutn_mask; /* 0x20108 */
181 u32 sys_soft_rst; /* 0x2010C */
182 u32 ahb_mbus_cause_irq; /* 0x20110 */
183 u32 ahb_mbus_mask_irq; /* 0x20114 */
187 * DDR SDRAM Controller Address Decode Registers
188 * Source: 88F5182 User Manual, Appendix A, section A.5.1
190 struct orion5x_ddr_addr_decode_registers {
198 void reset_cpu(unsigned long ignored);
199 u32 orion5x_device_id(void);
200 u32 orion5x_device_rev(void);
201 unsigned int orion5x_winctrl_calcsize(unsigned int sizeval);
202 #endif /* __ASSEMBLY__ */
203 #endif /* _ORION5X_CPU_H */